12-letter words containing e, k, o
- heterokaryon — a cell containing two or more nuclei of differing genetic constitutions.
- heterokontan — of or relating to a heterokont
- hickory pine — bristlecone pine.
- hobble skirt — a woman's skirt that is very narrow at the bottom, causing the wearer to walk with short, mincing steps.
- hockey skate — a tubular ice skate having a shorter blade than a racing skate and often having a reinforced shoe for protection.
- hockey stick — the stick used in field hockey or ice hockey.
- holidaymaker — vacationer.
- holkar state — a former state of central India, ruled by the Holkar dynasty of Maratha rulers of Indore (18th century until 1947)
- home banking — a system whereby a person at home or in an office can use a computer with a modem to call up information from a bank or to transfer funds electronically
- home cooking — home-made food
- homesickness — sad or depressed from a longing for home or family while away from them for a long time.
- honey bucket — a container for excrement, as in an outdoor toilet.
- honeysuckles — Plural form of honeysuckle.
- hong kongese — of, relating to, or characteristic of Hong Kong, its people, or their languages
- hook and eye — a two-piece clothes fastener, usually of metal, consisting of a hook that catches onto a loop or bar.
- hopkinsville — a city in S Kentucky.
- horse's neck — a drink of whiskey and ginger ale, served with ice and garnished with a spiral of lemon peel on the rim of the glass.
- horsebreaker — One who trains, or breaks in, horses.
- hotel worker — a person who works in the hotel industry
- hotelkeepers — Plural form of hotelkeeper.
- house-broken — (of a pet) trained to avoid excreting inside the house or in improper places.
- housebreaker — a person who breaks into and enters a house with a felonious intent.
- housekeepers — Plural form of housekeeper.
- housekeeping — the maintenance of a house or domestic establishment.
- housewrecker — wrecker (def 4).
- hupokeimenon — (philosophy) That which underlies, or lies beneath; substratum.
- hydrocracker — a high-pressure processing unit used for hydrocracking.
- hydrokinesis — (science fiction): The psychic ability to manipulate or control water.
- hydrokinetic — pertaining to the motion of liquids.
- hypokalaemia — Alternative form of hypokalemia.
- hypokeimenon — Alternative spelling of hupokeimenon.
- ignition key — key that starts an engine
- in the works — exertion or effort directed to produce or accomplish something; labor; toil.
- indigo snake — a large, deep-blue or brown harmless snake, Drymarchon corais, ranging from the southern U.S. to South America and invading burrows to prey on small mammals: the eastern subspecies D. corais couperi is now greatly reduced in number.
- inkblot test — any of various psychological tests in which varied patterns formed by blots of ink are interpreted by the subject.
- inkhorn term — an obscure, affectedly or ostentatiously erudite borrowing from another language, especially Latin or Greek.
- interlocking — to fit into each other, as parts of machinery, so that all action is synchronized.
- internetwork — two or more computer networks connected by routers, bridges, etc.: The Internet is the largest internetwork.
- interworking — to work or weave together; interweave.
- it takes two — If you say it takes two or it takes two to tango, you mean that a situation or argument involves two people and they are both therefore responsible for it.
- jackarooesse — (Australia, obsolete, rare) A female jackaroo.
- jacket crown — a type of artificial, tooth-colored dental crown made of acrylic or porcelain
- jackson hole — a valley in NW Wyoming, near the Teton Range: wildlife preserve.
- jacksonville — a seaport in NE Florida, on the St. John's River.
- james k polk — James Knox, 1795–1849, the 11th president of the U.S. 1845–49.
- jodrell bank — site of a radio astronomy observatory (Nuffield Radio Astronomy Laboratories) in NE Cheshire, England, that operates a 250-foot (76-meter) radio telescope.
- joe six-pack — Slang. the average or typical blue-collar man.
- jungle books — a series of jungle stories in two volumes (1894, 1895) by Rudyard Kipling.
- junior clerk — a clerk of low rank
- kaleidophone — an instrument, invented by Professor Charles Wheatstone (1802-1875), consisting of a light on a vibrating rod with a reflecting knob for exhibiting the effect of sound waves